315686080

素因数分解:

$2^6\times 5^1\times {\mathrm{986519}}^1$

素因数の和:986536

約数の個数: 28

約数和(自身を含む): 751728240

約数和(自身を除く): 436042160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 986519, 1973038, 3946076, 4932595, 7892152, 9865190, 15784304, 19730380, 31568608, 39460760, 63137216, 78921520, 157843040, 315686080]

約数ペア:

[(1, 315686080), (2, 157843040), (4, 78921520), (5, 63137216), (8, 39460760), (10, 31568608), (16, 19730380), (20, 15784304), (32, 9865190), (40, 7892152), (64, 4932595), (80, 3946076), (160, 1973038), (320, 986519)]